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----- Original Message -----
From: "Mattias J" <mjslask@stripped>
Sent: Thursday, January 13, 2005 6:57 PM
Subject: Re: Upgrade correpted InnoDB tables
> There are mostly just 2 or 3 corrupted tables out of about 100 in each
> database/schema/namespace and if possible we would like to keep the
> information in the other tables.
> At 2005-01-13 17:47, you wrote:
>>If you don't have any data in innodb, delete and recreate the
>>tablespace including the frm files. This will give you a fresh 4.1
>>table space to import into.
>>On Thu, 13 Jan 2005 16:37:39 +0100, Mattias J <mjslask@stripped>
>> > Earlier today we tried upgrading one of our MySQL servers from 4.0.15
>> > to
>> > 4.1.8 using RPMs. This resulted in corrupted InnoDB tables seemingly
>> > randomly selected across the different databases (about 40 databases
>> > with
>> > similar schemas plus an addition 5 with different tables).
>> > The error message when trying to access one of those tables is:
>> > Error: 1016 - Can't open file: 'account_text.ibd' (errno: 1)
>> > Since there were no important data on this particular server we tried
>> > dropping and recreating the table. When trying to drop it, we receive
>> > Error: 1051 - Unknown table 'account_text'
>> > So therefore we removed the .fmt file manually and then tried to
>> > recreate
>> > the table. Here is the result:
>> > Error: 1005 - Can't create table './DB000001/account_text.frm'
>> (errno: 121)
>> > What is going on here...?
>> > How would we go about recovering?
>> > I found some bugs in the database (such as #3859, #3594, #3147) that
>> > talk
>> > about similar symptoms. Are these problems in any way related to any
>> > bug?
>> > Could we have done anything wrong during the upgrade (I did not perform
>> > it
>> > myself)? What could we do to prevent this from happening when upgrading
>> > the
>> > other servers?
>> > Thanks in advance,
>> > Mattias J
>> > --
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